IMPORTANT
Action required: Apply the fix for SNS firewall disks.
Please follow the procedure described in the How to update my SSD Firmware - Stormshield Knowledge Base article (authentication required).
Defining custom patterns
Since the aim of this example is to detect the connection to the website http://perdu.org in a TCP or UDP request, the chosen context will be tcpudp:hostname. The value chosen for the pattern ID is 4101.